import java.util.Scanner;
//只给出类
public class Main {

	public static void main(String[] args) {
		int a,b;
		Scanner scanner=new Scanner(System.in);
		System.out.println("input a&b:");
		a=scanner.nextInt();
		b=scanner.nextInt();
		Rect rect=new Rect();
		rect.setA(a);
		rect.setB(b);
		rect.show();
	}

}
